Submission + - GNU Free Call announced, SIP-based VoIP (h-online.com)
andrea.sartori writes: The H reports the announcement of the development plan for GNU Free Call, an open source VoIP service based on the SIP protocol. According to the announcement it "aims to be as ubiquitous and usable as the proprietary Skype VOIP service". Will this be the end of central service providers?
